Your response should include the terms concentration gradient, sodium potassium pump, secondary active transport/symport / co- transport, microvilli and surface area

answer: the answer is b

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !